https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114014
Bug ID: 114014 Summary: ICE: 'verify_type' failed: 'TYPE_CANONICAL' is not compatible with -gbtf or -gctf on gcc.dg/gnu23-tag-1.c Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: debug Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 57471 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=57471&action=edit reduced, valid testcase (from gcc.dg/gnu23-tag-1.c) Compiler output: $ x86_64-pc-linux-gnu-gcc -std=gnu23 testcase.c -gbtf testcase.c:8:1: error: 'TYPE_CANONICAL' is not compatible 8 | }; | ^ <record_type 0x7f7c1e3b1690 r asm_written includes-flexarray BLK ... chain <type_decl 0x7f7c1e2317b8 D.2771>> testcase.c:8:1: internal compiler error: 'verify_type' failed 0x185477e verify_type(tree_node const*) /repo/gcc-trunk/gcc/tree.cc:14394 0x1053f24 gen_type_die_with_usage /repo/gcc-trunk/gcc/dwarf2out.cc:26266 0x1050c38 gen_type_die /repo/gcc-trunk/gcc/dwarf2out.cc:26497 0x1050c38 gen_decl_die /repo/gcc-trunk/gcc/dwarf2out.cc:27137 0x1051f6b dwarf2out_decl /repo/gcc-trunk/gcc/dwarf2out.cc:27695 0x10521c8 dwarf2out_type_decl /repo/gcc-trunk/gcc/dwarf2out.cc:27413 0x10521c8 dwarf2out_type_decl /repo/gcc-trunk/gcc/dwarf2out.cc:27408 0x13d07c4 rest_of_type_compilation(tree_node*, int) /repo/gcc-trunk/gcc/passes.cc:339 0xe0e7e2 finish_struct(unsigned int, tree_node*, tree_node*, tree_node*, c_struct_parse_info*, tree_node**) /repo/gcc-trunk/gcc/c/c-decl.cc:9733 0xe6919d c_parser_struct_or_union_specifier /repo/gcc-trunk/gcc/c/c-parser.cc:4090 0xe6919d c_parser_declspecs(c_parser*, c_declspecs*, bool, bool, bool, bool, bool, bool, bool, c_lookahead_kind) /repo/gcc-trunk/gcc/c/c-parser.cc:3494 0xe7871c c_parser_declaration_or_fndef /repo/gcc-trunk/gcc/c/c-parser.cc:2306 0xe848eb c_parser_external_declaration /repo/gcc-trunk/gcc/c/c-parser.cc:2046 0xe852d5 c_parser_translation_unit /repo/gcc-trunk/gcc/c/c-parser.cc:1900 0xe852d5 c_parse_file() /repo/gcc-trunk/gcc/c/c-parser.cc:26816 0xefcaf1 c_common_parse_file() /repo/gcc-trunk/gcc/c-family/c-opts.cc:1311 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. $ x86_64-pc-linux-gnu-gcc -std=gnu23 testcase.c -gctf testcase.c:8:1: error: 'TYPE_CANONICAL' is not compatible 8 | }; | ^ <record_type 0x7f142ffb1690 r asm_written includes-flexarray BLK $ x86_64-pc-linux-gnu-gcc -v Using built-in specs. COLLECT_GCC=/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-gcc COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r14-9077-20240220001758-g52490278466-checking-yes-rtl-df-extra-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/14.0.1/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++ --enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra --with-cloog --with-ppl --with-isl --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --target=x86_64-pc-linux-gnu --with-ld=/usr/bin/x86_64-pc-linux-gnu-ld --with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch --prefix=/repo/gcc-trunk//binary-trunk-r14-9077-20240220001758-g52490278466-checking-yes-rtl-df-extra-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.1 20240220 (experimental) (GCC)